drupal_set_installed_schema_version($module, $version)Update the installed version information for a module.
$module A module name.
$version The new schema version.
includes/install.inc, line 172
<?php
function drupal_set_installed_schema_version($module, $version) {
db_update('system')
->fields(array('schema_version' => $version))
->condition('name', $module)
->execute();
}
?>